Patent Assignment
Reel/Frame 026351/0671
Assignment of Assignor's Interest
Recorded: 2011-05-27
Pages: 7
Assignors
STOCHNIOL, GUIDO
Executed: 2011-05-17
BAUMGARTEN, GOETZ
Executed: 2011-05-17
KUPPINGER, FRANZ-FELIX
Executed: 2011-05-18
Assignee
EVONIK STOCKHAUSEN GMBH
BAKERPFAD 25, KREFELD, 47805, GERMANY
Covered Property
(1)
Method for Producing Acrolein Comprising the Regeneration of a Raw Glycerin Phase
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
May 15, 2013
From: EVONIK STOCKHAUSEN GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 030417/0037 →
Change of Name
Dec 31, 2019
From: EVONIK DEGUSSA GMBH
To: EVONIK OPERATIONS GMBH
Reel/Frame 051457/0556 →
Assignment of Assignor's Interest
Oct 21, 2021
From: EVONIK OPERATIONS GMBH
To: EVONIK SUPERABSORBER GMBH
Reel/Frame 057885/0071 →